[PATCH] drm/imx/dcss: get rid of HPD warning message

Laurentiu Palcu laurentiu.palcu at oss.nxp.com
Thu Aug 4 12:47:14 UTC 2022


On Thu, Jul 21, 2022 at 03:25:02PM +0300, Laurent Pinchart wrote:
> Hi Laurentiu,
> 
> Thank you for the patch.
> 
> On Thu, Jul 21, 2022 at 03:09:12PM +0300, Laurentiu Palcu wrote:
> > When DCSS + MIPI_DSI is used, and the last bridge in the chain supports
> > HPD, we can see a "Hot plug detection already enabled" warning stack
> > trace dump that's thrown when DCSS is initialized.
> > 
> > The problem appeared when HPD was enabled by default in the
> > bridge_connector initialization, which made the
> > drm_bridge_connector_enable_hpd() call, in DCSS init path, redundant.
> > So, let's remove that call.
> > 
> > Fixes: 09077bc311658 ("drm/bridge_connector: enable HPD by default if supported")
> > Signed-off-by: Laurentiu Palcu <laurentiu.palcu at oss.nxp.com>
> 
> Reviewed-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>

Applied to drm-misc/drm-misc-fixes.

Thanks,
laurentiu


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